Home / 10,051.38-15,066.36-5,368.50

Finding the Fourth Proportional to 10,051.38, 15,066.36 and 5,368.50

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Solution

The fourth proportional to 10,051.38, 15,066.36 and 5,368.50 is: 8,047.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,051.38 : 15,066.36 = 5,368.50 : x
  2. Step 2: Convert to fraction form
    10,051.38/15,066.36 = 5,368.50/x
  3. Step 3: Cross multiply
    10,051.38x = 15,066.36 × 5,368.50
  4. Step 4: Simplify right side
    10,051.38x = 80,883,753.66
  5. Step 5: Solve for x
    x = 80,883,753.66/10,051.38
  6. Step 6: Final answer
    x = 8,047.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.